Confirmed Multiple Tornados in Chautauqua and Cattaraugus Counties on July 24,
2010

Public Information Statement

NOUS41 KBUF 250416
PNSBUF
NYZ001>003-010>014-019>021-085-251230-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1216 AM EDT SUN JUL 25 2010
...TORNADO CONFIRMED IN THE TOWN OF CHAUTAUQUA IN CHAUTAUQUA
COUNTY NEW YORK...
LOCATION...TOWN OF CHAUTAUQUA IN CHAUTAUQUA COUNTY NEW YORK
DATE...JULY 24 2010
ESTIMATED TIME...440 PM EDT
MAXIMUM EF-SCALE RATING... EF 2
ESTIMATED MAXIMUM WIND SPEED...125 MPH
MAXIMUM PATH WIDTH...150 YARDS
PATH LENGTH...6.5 MILES
BEGINNING LAT/LON...42.24N / 79.59W
ENDING LAT/LON...42.25N / 79.46W
* FATALITIES...NONE
* INJURIES...FEW MINOR
* THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS
STORM DATA.
...SUMMARY...
THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS CONFIRMED A TORNADO
NEAR TOWN OF CHAUTAUQUA IN CHAUTAUQUA COUNTY NEW YORK ON JULY
25 2010.
AT APPROXIMATELY 440 PM EDT A TORNADO TOUCHED DOWN IN THE TOWN OF
CHAUTAUQUA. INITIAL TOUCHDOWN OCCURRED NEAR THE CHAUTAUQUA GORGE
STATE FOREST. THE ALONG THE FIRST HALF OF THE DAMAGE PATH... THE
PRIMARY DAMAGE WAS DONE TO TREES. AS THE TORNADO NEARED MAYVILLE
SUBSTANTIAL STRUCTURAL DAMAGE OCCUR ED TO HOMES AND BUSINESSES.
SOME OF THE AFFECTED STREETS INCLUDED: MCKAY RD, MORRIS ST,
VALLEY ST AND ERIE STREET.
THE TORNADO THEN CROSSED CHAUTAUQUA LAKE. DURING THE AERIAL
SURVEY DEBRIS FROM THE STRUCTURES COULD BE SEEN FLOATING IN THE
LAKE.
THE TORNADO CONTINUED ACROSS THE LAKE INTO DEWITTVILLE WHERE IT
SEVERELY DAMAGED THREE CONDOMINIUM BUILDINGS AT THE CHAUTAUQUA
LAKE ESTATES. THIS WAS ALSO THE FINAL TOUCHDOWN OF THE TORNADO
ALTHOUGH DEBRIS WAS VISIBLE FOR ABOUT ANOTHER THREE QUARTERS OF A
MILE DOWNSTREAM.
THE GROUND SURVEY AND AERIAL SURVEY WERE CONDUCTED WITH THE AID
OF THE CHAUTAUQUA COUNTY OFFICIALS.
THIS INFORMATION CAN ALSO BE FOUND ON OUR WEBSITE AT
WEATHER.GOV/BUF.
FOR REFERENCE...THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO
THE FOLLOWING CATEGORIES:
EF0...WIND SPEEDS 65 TO 85 MPH.
EF1...WIND SPEEDS 86 TO 110 MPH.
EF2...WIND SPEEDS 111 TO 135 MPH.
EF3...WIND SPEEDS 136 TO 165 MPH.
EF4...WIND SPEEDS 166 TO 200 MPH.
EF5...WIND SPEEDS GREATER THAN 200 MPH.
$$
LEVAN

000
NOUS41 KBUF 252032
PNSBUF
NYZ001>003-010>014-019>021-085-260445-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
432 PM EDT SUN JUL 25 2010
...MULTIPLE TORNADOES AND MICROBURST DAMAGE CONFIRMED ON JULY 24
2010...
...TORNADO CONFIRMED FROM RANDOLPH TO COLD SPRING IN CATTARAUGUS
COUNTY NEW YORK...
LOCATION...RANDOLPH TO COLD SPRING IN CATTARAUGUS COUNTY NEW YORK
DATE...JULY 24 2010
ESTIMATED TIME...525 PM - 535 PM
MAXIMUM EF-SCALE RATING...EF-2
ESTIMATED MAXIMUM WIND SPEED...120-125 MPH
MAXIMUM PATH WIDTH...0.5 MILE
PATH LENGTH...7 MILES
BEGINNING LAT/LON...42.16N / 79.02W
ENDING LAT/LON...42.11N / 78.88W
* FATALITIES... NONE
* INJURIES...FEW, MINOR
* THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS
STORM DATA.
...SUMMARY...
THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS CONFIRMED A TORNADO
TOUCHED DOWN IN RANDOLPH AND TRAVELED TO COLD SPRING IN
CATTARAUGUS COUNTY NEW YORK ON JULY 24 2010.
THE INITIAL TOUCHDOWN OCCURRED JUST SOUTH OF INTERSTATE 86 BETWEEN
EXITS 15 AND 16. THE TORNADO CROSSED INTERSTATE 86 AND DAMAGED A
GAS STATION NEAR EXIT 16...PULLING THE PUMPS OUT OF THE GROUND.
THE TORNADO CONTINUED ACROSS THE VILLAGE OF RANDOLPH... AT ITS
MAXIMUM SIZE AND INTENSITY. THE ENTIRE VILLAGE OF RANDOLPH LOST
POWER. ABOUT A DOZEN HOMES SUSTAINED SIGNIFICANT STRUCTURAL
DAMAGE IN THE VILLAGE. THE TORNADO CONTINUED FOR A TOTAL DISTANCE
OF ABOUT SEVEN MILES. LARGE TREES WERE FELLED. SEVERAL AUTOMOBILES
WERE DESTROYED BY FALLING TREES. THE FINAL DAMAGE FROM THE TORNADO
APPEARED ALONG COUNTY RTE 394 NEAR EXIT 17 OF I-86.
THIS INFORMATION CAN ALSO BE FOUND ON OUR WEBSITE AT
WEATHER.GOV/BUF.
FOR REFERENCE...THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO
THE FOLLOWING CATEGORIES:
EF0...WIND SPEEDS 65 TO 85 MPH.
EF1...WIND SPEEDS 86 TO 110 MPH.
EF2...WIND SPEEDS 111 TO 135 MPH.
EF3...WIND SPEEDS 136 TO 165 MPH.
EF4...WIND SPEEDS 166 TO 200 MPH.
EF5...WIND SPEEDS GREATER THAN 200 MPH.
&&
...TORNADO CONFIRMED FROM CARROLLTON TO THE VILLAGE OF ALLEGANY IN
CATTARAUGUS COUNTY...
LOCATION...CARROLLTON TO VILLAGE OF ALLEGANY IN CATTARAUGUS COUNTY
DATE...JULY 24 2010
ESTIMATED TIME... 549 PM - 558 PM
MAXIMUM EF- SCALE RATING... EF-1
ESTIMATED MAXIMUM WIND SPEED...95 MPH
MAXIMUM PATH WIDTH... 100 YARDS
PATH LENGTH... 7 MILES
BEGINNING LAT/LON... 42.11N / 78.66W
ENDING LAT/LON... 42.09N / 78.45W
* FATALITIES...NONE
* INJURIES...NONE
* THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS
STORM DATA.
...SUMMARY...
THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS CONFIRMED A TORNADO
TOUCHED TRAVELED FROM CARROLLTON TO THE VILLAGE OF ALLEGANY IN
CATTARAUGUS COUNTY ON JULY 24 2010.
THE SAME STORM THAT PRODUCED THE RANDOLPH TORNADO (AFOREMENTIONED)
CONTINUED TO MOVE EAST ACROSS CATTARAUGUS COUNTY AND PRODUCED
ANOTHER TORNADO WHICH INITIALLY TOUCHED DOWN IN THE TOWN OF
CARROLLTON ALONG RTE 219 BETWEEN CARROLLTON VILLAGE ROAD AND
ISMUTH ROADS. THE TORNADO CONTINUED EAST ACROSS MAINLY FORESTED
LAND PRODUCING SIGNIFICANT TREE DAMAGE UNTIL IT ENTERED THE
VILLAGE OF ALLEGANY. WHILE THE MAJORITY OF THE DAMAGE CONTINUED TO
BE TO TREES AND POWER POLES, SEVERAL HOMES DID SUFFER DAMAGE FROM
THE TORNADO WINDS AND FROM FALLEN TREES. FINAL DAMAGE FROM THE
TORNADO OCCURRED NEAR THE CENTER OF THE VILLAGE.
THIS INFORMATION CAN ALSO BE FOUND ON OUR WEBSITE AT
WEATHER.GOV/BUF.
FOR REFERENCE...THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO
THE FOLLOWING CATEGORIES:
EF0...WIND SPEEDS 65 TO 85 MPH.
EF1...WIND SPEEDS 86 TO 110 MPH.
EF2...WIND SPEEDS 111 TO 135 MPH.
EF3...WIND SPEEDS 136 TO 165 MPH.
EF4...WIND SPEEDS 166 TO 200 MPH.
EF5...WIND SPEEDS GREATER THAN 200 MPH.
&&
...MICROBURST /STRAIGHT LINE WIND DAMAGE/ CONFIRMED IN GREAT
VALLEY IN CATTARAUGUS COUNTY NEW YORK...
LOCATION...GREAT VALLEY IN CHAUTAUQUA COUNTY NEW YORK
DATE...JULY 24 2010
ESTIMATED TIME...525 PM EDT
ESTIMATED MAXIMUM WIND SPEED...80-85 MPH
MAXIMUM PATH WIDTH...25 YARDS
PATH LENGTH...0.5 MILE
BEGINNING LAT/LON...42.15N / 78.65W
ENDING LAT/LON...42.22N / 78.64W
* FATALITIES... NONE
* INJURIES... NONE
* THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS
STORM DATA.
...SUMMARY...
THE NATIONAL WEATHER SERVICE HAS CONFIRMED A MICROBURST / STRAIGHT
LINE WIND DAMAGE / IN GREAT VALLEY IN CATTARAUGUS COUNTY.
A THUNDERSTORM THAT MOVE ACROSS GREAT VALLEY PRODUCED A HALF MILE
PATH OF DAMAGE IN GREAT VALLEY ON MUTTON HOLLOW ROAD. A BARN
SUSTAINED DAMAGE FROM THE WINDS WHILE FOUR HOUSES SUFFERED DAMAGE
FROM FALLING TREES.
$$
LEVAN